(19)
(11) EP 3 180 457 A1

(12)

(43) Date of publication:
21.06.2017 Bulletin 2017/25

(21) Application number: 15750368.1

(22) Date of filing: 07.08.2015
(51) International Patent Classification (IPC): 
C23C 18/16(2006.01)
H05K 3/18(2006.01)
 C23C 18/54(2006.01)
(86) International application number:
PCT/EP2015/068267
(87) International publication number:
WO 2016/023828 (18.02.2016 Gazette 2016/07)
(84) Designated Contracting States:
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
Designated Extension States:
BA ME
Designated Validation States:
MA

(30) Priority: 15.08.2014 EP 14181187

(71) Applicant: Atotech Deutschland GmbH
10553 Berlin (DE)

(72) Inventors:
  • JOHAL, Kuldip
    Rock Hill, South Carolina 29732 (US)
  • LOWINSKI, Christian
    16547 Birkenwerder (DE)
  • MERSCHKY, Dr. Michael
    10553 Berlin (DE)
  • KLAEDEN, Kilian
    10247 Berlin (DE)
  • SCHULZE, Jörg
    16515 Oranienburg (DE)
  • REIBER, Sebastian
    13357 Berlin (DE)

   


(54) METHOD FOR REDUCING THE OPTICAL REFLECTIVITY OF A COPPER AND COPPER ALLOY CIRCUITRY AND TOUCH SCREEN DEVICE